TY - JOUR AU - B. Ion TI - A Poincar�-Birkhoff-Witt Theorem for Hopf Algebras with Central Hopf Algebra Coradical JO - Journal of Lie theory PY - 2012 SP - 291 EP - 3 VL - 22 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JLT_2012_22_1_JLT_2012_22_1_a11/ ID - JLT_2012_22_1_JLT_2012_22_1_a11 ER -